Engineered for compatibility with both Schedule 40 and Schedule 80 conduit, this end bell provides a reliable solution for protecting wiring as it passes through concrete vault walls. It boasts an easy installation process, making it an efficient choice for various applications. As a product that meets NEMA TC-3 standards and is UL and CSA listed, it assures quality and safety in your electrical setups. Proudly made in the USA, these end bells come in convenient cartons containing 40 units, making them an ideal supply for large projects.